Color management: fixes for view transform not being properly handled

in space node create and duplicate callbacks.

source/blender/editors/space_node/space_node.c

@@ -103,7 +103,14 @@ static SpaceLink *node_new(const bContext *UNUSED(C))
 	
 	/* backdrop */
 	snode->zoom = 1.0f;
-	
+
+
+	/* OCIO_TODO: use default view transform here when OCIO is completely integrated
+	 *             and proper versioning stuff is added.
+	 *             for now use NONE to be compatible with all current files
+	 */
+	BLI_strncpy(snode->view_transform, "NONE", sizeof(snode->view_transform));
+
 	/* header */
 	ar= MEM_callocN(sizeof(ARegion), "header for node");
 	
@@ -320,7 +327,9 @@ static SpaceLink *node_duplicate(SpaceLink *sl)
 	/* clear or remove stuff from old */
 	snoden->nodetree= NULL;
 	snoden->linkdrag.first= snoden->linkdrag.last= NULL;
-	
+
+	BLI_strncpy(snoden->view_transform, snoden->view_transform, sizeof(snoden->view_transform));
+
 	return (SpaceLink *)snoden;
 }